Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 759 and 765 the smallest integer that is 193545 that is divisible by both numbers.
Least Common Multiple (LCM) of 759 and 765 is 193545.
LCM(759,765) = 193545
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 759 and 765. First we will calculate the prime factors of 759 and 765.
Prime Factorization of 759
3 | 759 |
11 | 253 |
23 | 23 |
1 |
Prime factors of 759 are 3, 11,23. Prime factorization of 759 in exponential form is:
759 = 31×111×231
Prime Factorization of 765
3 | 765 |
3 | 255 |
5 | 85 |
17 | 17 |
1 |
Prime factors of 765 are 3, 5,17. Prime factorization of 765 in exponential form is:
765 = 32×51×171
Now multiplying the highest exponent prime factors to calculate the LCM of 759 and 765.
LCM(759,765) = 32×51×111×171×231
LCM(759,765) = 193545
Factors of 759
List of positive integer factors of 759 that divides 759 without a remainder.
1, 3, 11, 23, 33, 69, 253, 759
Factors of 765
List of positive integer factors of 765 that divides 765 without a remainder.
1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 759 and 765, than apply into the LCM equation.
GCF(759,765) = 3
LCM(759,765) = ( 759 × 765) / 3
LCM(759,765) = 580635 / 3
LCM(759,765) = 193545
(i) The LCM of 765 and 759 is associative
LCM of 759 and 765 = LCM of 765 and 759
1. What is the LCM of 759 and 765?
Answer: LCM of 759 and 765 is 193545.
2. What are the Factors of 759?
Answer: Factors of 759 are 1, 3, 11, 23, 33, 69, 253, 759. There are 8 integers that are factors of 759. The greatest factor of 759 is 759.
3. What are the Factors of 765?
Answer: Factors of 765 are 1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765. There are 12 integers that are factors of 765. The greatest factor of 765 is 765.
4. How to Find the LCM of 759 and 765?
Answer:
Least Common Multiple of 759 and 765 = 193545
Step 1: Find the prime factorization of 759
759 = 3 x 11 x 23
Step 2: Find the prime factorization of 765
765 = 3 x 3 x 5 x 17
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 193545 = 3 x 3 x 5 x 11 x 17 x 23
Step 4: Therefore, the least common multiple of 759 and 765 is 193545.